Finding the Fourth Proportional to 4,810,934.19, 6,639,069.65 and 2,635,474.26
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Solution
The fourth proportional to 4,810,934.19, 6,639,069.65 and 2,635,474.26 is: 3,636,943.78
Step by Step Solution
- Step 1: Write the proportion equation
4,810,934.19 : 6,639,069.65 = 2,635,474.26 : x - Step 2: Convert to fraction form
4,810,934.19/6,639,069.65 = 2,635,474.26/x - Step 3: Cross multiply
4,810,934.19x = 6,639,069.65 × 2,635,474.26 - Step 4: Simplify right side
4,810,934.19x = 17,497,097,159,744.84 - Step 5: Solve for x
x = 17,497,097,159,744.84/4,810,934.19 - Step 6: Final answer
x = 3,636,943.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.